Home
Class 12
MATHS
In a city three daily newspapers X,Y,Z a...

In a city three daily newspapers X,Y,Z are published, `65%` of the citizens read X, `54%` read Y, `45%` read Z, `38%` read X and Y, `32%` read Y and Z, `28%` read X and Z , `12%` do not read any one of these three papers. If the total number of people in the city be 1000000 find the number of citizens who read all the three newspapers. [You may use a Venn diagram or a standard formula for the enumeration of elements of sets.]

Text Solution

Verified by Experts

The correct Answer is:
220000
Promotional Banner

Topper's Solved these Questions

  • SET THEORY

    CHHAYA PUBLICATION|Exercise Multiple Correct Answer Type|5 Videos

  • SET THEORY

    CHHAYA PUBLICATION|Exercise Integer Answer Type|5 Videos

  • SET THEORY

    CHHAYA PUBLICATION|Exercise Short answer type questions|53 Videos

  • SEQUENCE AND SERIES

    CHHAYA PUBLICATION|Exercise Sample Questions for Competitive Exams (Assertion-Reason Type)|2 Videos

  • SIGNIFICANCE OF DERIVATIVE AS RATE OF CHANGE

    CHHAYA PUBLICATION|Exercise SAMPLE QUESTIONS FOR COMPETITVE EXAMINATION|20 Videos

Similar Questions

Explore conceptually related problems

A codon is read in

In a survey it was found that 76 men read magazine A, 30 read magazine B, 40 read magazine C and 6 men read all the thee magazines. If the total number of men who read magazines be 116, find how many men read exactly two of the three magazines.

In a survey of 60 people, it was found that 25 people read newspaper H, 26 read newspaper T, 26 read newspaper I, 9 read both H and I, 11 read both H and T, 8 read both T and I, 3 read all three newspapers. Find: the number of people who read at least one of the newspapers.

Find the number of positive integral solutions of the equation x+y+z=12.

In a survey of 60 people, it was found that 25 people read newspaper H, 26 read newspaper T, 26 read newspaper I, 9 read both H and I, 11 read both H and T, 8 read both T and I, 3 read all three newspapers. Find: the number of people who read exactly one newspaper.

If the number of surface of a cuboid is x, the number of edges is y, the number of vertices is z and the number of diagonals is P, then find the value of x - y + z + P.

In a certain city, only 2 newspapers A and B are published. It is known that 25% of the city population read A and 20% read B while 8% reads both A and B. It is also known that 30% of those who read A but not B look into advertisement and 40% of those who read B but not A look into advertisements while 50% of those who read both A and B look into advertisements. What is the percentage of the population who read an advertisement?

read and express the following in decimal numbers : two hundred three point four five,

In a town 60% red magazine A, 25% do not read magazine A but read magazine B. Calculate the percentage of those who do not read any magazine. Also find the highest and lowest possible figures of those who read magazine B.

CHHAYA PUBLICATION-SET THEORY -Long answer type questions
  1. For any three sets A , B and C prove the followings : A-(BcupC)=(A-B...

    Text Solution

    |

  2. For any three sets A , B and C prove the followings : A-(BcapC)=(A -...

    Text Solution

    |

  3. For any three sets A , B and C prove the followings : (AcapB)-C=(A-C...

    Text Solution

    |

  4. For any three sets A , B and C prove the followings : (AcupB)-C=(A-C...

    Text Solution

    |

  5. Applying Set Algebra, prove the : Acap(B-A)=phi

    Text Solution

    |

  6. Applying Set Algebra, prove the : Acup(B-A) =AcupB

    Text Solution

    |

  7. Applying Set Algebra, prove the : (AcapB) -C=(A-C) cap(B-C)

    Text Solution

    |

  8. Applying Set Algebra, prove the : (AcupB)-C=(A-C) cup(B-C)

    Text Solution

    |

  9. In an engineering college, 80 students get chance for Computer Science...

    Text Solution

    |

  10. In a survey of college students it was found that 40% use their own bo...

    Text Solution

    |

  11. A company studies the product preferences of 300 consumers. It was fou...

    Text Solution

    |

  12. In a city three daily newspapers X,Y,Z are published, 65% of the citiz...

    Text Solution

    |

  13. Out of 1000 students in a college, 540 played football, 465 played cri...

    Text Solution

    |

  14. Out of 1000 students in a college, 540 played football, 465 played cri...

    Text Solution

    |

  15. Out of 1000 students in a college, 540 played football, 465 played cri...

    Text Solution

    |

  16. A group consists of a number of students and each students and each st...

    Text Solution

    |

  17. Using set operations show that the numbers 231 and 260 are prime to ea...

    Text Solution

    |

  18. suppose A1,A2,...,A30 are thirty sets each with five elements and B1,B...

    Text Solution

    |

  19. At a certain conference of 100 people, there are 29 Indian women and 2...

    Text Solution

    |

  20. If two sets A and B are having 99 elements in common, then find the nu...

    Text Solution

    |